Amazon SNS FIFO versus AWS IoT Core

17 Oct 2021

Learn how Amazon SNS FIFO differs from AWS IoT Core.

Amazon SNS FIFO AWS IoT Core
Scaling

3000 msg/sec (batch write) or 10 MB per second

not disclosed

Max. message size

256 KB

128 KB

Persistence

no

up to 1 hour

Replication

Multi-AZ

Multi-AZ

Order guarantee

yes

no

Delivery guarantee

exactly-once possible

at least once / at most once

Pricing

per message

per message + connection duration

Protocols

AWS Rest API

MQTT, AWS Rest API

AWS Integrations

SQS FIFO

Lambda, SQS, SNS, and many more

License

AWS only

AWS only

Encryption at rest

yes

no

Encryption in transit

yes

yes